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Email BoardDecker Elementary
20 Village Loop Road, Pomona, CA 91766-4893
Summary
Decker Elementary is badly underperforming.
Reading and math results average to the 22nd percentile among comparable California schools.
Only 31.4% of students met California's reading standard, but it is trending up slightly.
Math is weaker: 22.3% of students met California's math standard, and it is slowly trending down.
Proficiency stats
| Current Reading Proficiency | 31.4% |
| Current Math Proficiency | 22.3% |
| Reading State Rank | 3,483/4,657 (25th percentile) |
| Math State Rank | 3,774/4,657 (19th percentile) |
School information
| Student / Teacher Ratio | 19:1 |
| Student enrollment (2024–25) | 437 |
| Low-Income Students | 327 (76.2%) |
| English Learners | 29 (6.8%) |
School Website
Great Schools
Niche
Ed-Data
CAASPP| Admissions | Open enrollment |
|---|---|
| Charter school | No |
| Magnet school | No |
Test score trends
Reading fell 4.7 points from last year and rose 1.6 points over the full period. Math fell 3.5 points from last year and fell 3.6 points over the full period.
•Math -3.6 percentage points (2024–2026)Reading Proficiency Scores
2026 state test results
Race and Ethnicity
White and Hispanic or Latino students have the strongest results.
Distribution of Scores by Grade
The share meeting the reading standard ranges from 24.6% to 39.0% across the grades shown. Overall, the school’s reading results rank No. 3,483 of 4,657 among California schools in the same grade-level category.
Low-Income vs Non-Low-Income
The 10.3-point reading income gap is narrower than the 17.6-point gap at a typical California K–6 school. It narrowed over the period shown.
•English Learners vs English Native
7.1% of English learners meet the reading standard, compared with 32.0% of English-only students. The gap widened as English-learner results fell and English-only results rose.
•Math Proficiency Scores
2026 state test results
Race and Ethnicity
White students have the strongest math results at about 44% proficiency. The other reported groups range from about 15% to 20%.
Distribution of Scores by Grade
The share meeting the math standard ranges from 13.8% to 34.5% across the grades shown. Overall, the school’s math results rank No. 3,774 of 4,657 among California schools in the same grade-level category.
Low-Income vs Non-Low-Income
The 11.4-point math income gap is narrower than the 17.5-point gap at a typical California K–6 school. It narrowed over the period shown.
•English Learners vs English Native
7.1% of English learners meet the math standard, compared with 20.8% of English-only students. The gap widened as English-learner results fell and English-only results fell.
•Progress as students move up
2023–2026
How we compare income gaps
“Typical” means the median gap across 1,479 schools for reading and 1,483 for math. The comparison uses 2026 California K–6 schools with at least 20 tested students in each income group and a reported low-income student population. Each school counts once. Its gap is non-low-income proficiency minus low-income proficiency, including negative gaps. California state test data
Understanding this school
How does Decker Elementary compare within the district?
Decker Elementary is No. 9 in reading and No. 10 in math proficiency among the 17 K–6 schools in Pomona Unified with 2026 results.
Explore the district’s schoolsHow does Decker Elementary rank in California?
Decker Elementary ranks No. 3,483 of 4,657 in reading and No. 3,774 of 4,657 in math for 2026. These proficiency rankings compare California schools in the same grade-level category.
How do low-income students at Decker Elementary compare within the district?
Low-income students here rank tied for No. 10 in reading and No. 10 in math among 17 K–6 district schools with reportable 2026 results for this group. 29.3% meet the reading standard and 19.9% meet the math standard.
See results by student groupHow does Decker Elementary compare with other schools in Pomona?
Decker Elementary is No. 6 in reading and No. 7 in math proficiency among the 14 K–6 schools in Pomona with 2026 results.
Explore schools in PomonaHow does Decker Elementary compare with other schools in Los Angeles County?
Decker Elementary is No. 229 in reading and No. 238 in math proficiency among the 275 K–6 schools in Los Angeles County with 2026 results.
Explore schools in Los Angeles CountyWhich schools should I compare?
Schools serving K–6 in the same district.
| School | Math | Reading |
|---|---|---|
| Decker ElementaryThis school | 22.3% | 31.4% |
| Alcott Elementary | 14.1% | 28.4% |
| Allison Elementary | 22.8% | 32.2% |
